Sigma's Service Entrance Caps are used as a connecting point in an overhead service entrance and can be mounted on threaded or unthreaded Rigid, IMC or EMT Conduit. They are clamp-on type for easy installation and have a phenolic insulator with multiple holes. Allows for mounting of service entrance cable Clamp on type installation For threaded/unthreaded Rigid or EMT conduit Corrosion-resistant aluminum UL and CSA Listed Series Name: NM/SE Fittings Sub Type: Clamp-on type service entrance Type: Cap Height (Inches): 5.59 Length (Inches): 10.59 Trade Size in Inches: 2-1/2-in Width (Inches): 6.14 Material: Aluminum Package Contents: 1 each Package Quantity: 1 Warranty: None Electrical Metal Tubing Compatible: Yes Flexible Metal Conduit Compatible: No Galvanized Rigid Conduit Compatible: Yes Intermediate Metal Conduit Compatible: Yes Liquid-tight Conduit Compatible: No Rigid Metal Conduit Compatible: Yes Schedule 40 PVC Compatible: No Schedule 80 PVC Compatible: No CA Residents: Prop 65 Warning(s): Yes Safety Listing: UL safety listing UNSPSC: 39131700